Merge #954

954: Add lint tests for yaml files r=bidoubiwa a=bidoubiwa

Yaml linter to avoid the following errors: meilisearch/meilisearch-go#173

Example on error: 

```
Error: -samples.meilisearch.yaml:374:1: [error] syntax error: could not find expected ':' (syntax)
Error: ub/dependabot.yml:3:1: [error] wrong indentation: expected 2 but found 0 (indentation)
Error: ub/dependabot.yml:10:3: [error] wrong indentation: expected 4 but found 2 (indentation)
Error: ub/workflows/tests.yml:64:5: [error] wrong indentation: expected 6 but found 4 (indentation)
Error: Process completed with exit code 1.
```

Co-authored-by: Charlotte Vermandel <[email protected]>

Author: bors[bot]

.github/dependabot.yml

@@ -1,17 +1,17 @@
 version: 2
 updates:
-- package-ecosystem: npm
-  directory: "/"
-  schedule:
-    interval: weekly
-    time: "04:00"
-  open-pull-requests-limit: 10
-  labels:
-  - skip-changelog
-  - dependencies
-  versioning-strategy: increase
-  rebase-strategy: disabled
-  ignore:
+  - package-ecosystem: npm
+    directory: "/"
+    schedule:
+      interval: weekly
+      time: "04:00"
+    open-pull-requests-limit: 10
+    labels:
+      - skip-changelog
+      - dependencies
+    versioning-strategy: increase
+    rebase-strategy: disabled
+    ignore:
       - dependency-name: "eslint*"
       - dependency-name: "babel-eslint"
       - dependency-name: "*prettier*"

.github/workflows/tests.yml

@@ -68,3 +68,7 @@ jobs:
         run: yarn --dev
       - name: Run style check
         run: yarn style
+      - name: yaml-lint
+        uses: ibiqlik/action-yamllint@v3
+        with:
+          config_file: .yamllint.yml

.yamllint.yml

@@ -0,0 +1,9 @@
+extends: default
+ignore: |
+  node_modules
+
+rules:
+  line-length: disable
+  document-start: disable
+  brackets: disable
+  truthy: disable